create template by wrapping stiff material round the glass & trim to size. Building it over the original glass helps to hold the structure. Baby powder instead of non-stick liquid to help the clay slide off. Add a bottom!
Previous pinner says: More adorable "Aquaria" china by Salem. Clearly, these mid-century modern dishes are what the Jetsons would have eaten off of, if they had been living in pod houses beneath the sea.